/**
 * Copyright 2017-2024 the original author or authors from the JHipster project.
 *
 * This file is part of the 微服务代码模版 project, see https://github.com/jhipster/jhipster-online
 * for more information.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.github.jhipster.online.mdc.logging;

import io.github.jhipster.online.security.SecurityUtils;
import java.util.Optional;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.slf4j.MDC;
import org.springframework.web.servlet.AsyncHandlerInterceptor;

public class MDCInterceptor implements AsyncHandlerInterceptor {

    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) {
        Optional<String> currentUser = SecurityUtils.getCurrentUserLogin();
        currentUser.ifPresent(s -> MDC.put("user", s));
        return true;
    }

    @Override
    public void afterConcurrentHandlingStarted(HttpServletRequest request, HttpServletResponse response, Object handler) {
        MDC.remove("user");
    }
}
